Blender base



FIG. 1 is a top front perspective view of the blender base;

FIG. 2 is a bottom rear perspective view thereof;

FIG. 3 is a front side view thereof;

FIG. 4 is a rear side view thereof;

FIG. 5 is a top side view thereof;

FIG. 6 is a bottom side view thereof;

FIG. 7 is a left side view thereof; and,

FIG. 8 is a right side view thereof. 

The ornamental design for a blender base, as shown and described. 